Project management involves applying knowledge and skills to meet the requirements of a particular project. It follows seven principles including continuous justification and learning from experience. Project management knowledge encompasses integration, scope, time, cost, quality, procurement, risk management and more. The process of managing a project typically involves five phases from conception to initiation, definition and planning, launch and execution, performance and control, and close. Project managers are agents for change, flexibility, have strong people skills, and use a variety of techniques to adapt their approach based on each project's context and constraints. Project management is a in-demand role found across organizations.